US PATENT SUBCLASS 266 / 60
.~.~ With automatic line-follower means


Current as of: June, 1999
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266 /   HD   METALLURGICAL APPARATUS

48  DF  MEANS FOR CUTTING SOLID METAL WITH HEAT, E.G., BLOWPIPES {14}
58  DF  .~ With pattern control means {5}
60.~.~ With automatic line-follower means


DEFINITION

Classification: 266/60

(under subclass 58) Device wherein the information storing means includes a planer surface having a control pattern inscribed thereon and means are provided to scan said surface to sense and follow the outline of the pattern.

(1) Note. Examples of devices to be found herein are devices having photoelectric or magnetic reading heads which scan mechanical drawings to follow lines drawn thereon.